Installation of the No. 1 Slat

TASK 27-84-63-400-002-A
Installation of the No. 1 Slat

WARNING: MAKE SURE THAT THE FLIGHT CONTROL SAFETY-LOCKS AND THE WARNING NOTICES ARE IN POSITION.

WARNING: MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING GEAR. THIS WILL PREVENT UNWANTED MOVEMENT OF THE LANDING GEAR, AND THUS POSSIBLE INJURY TO PERSONS AND DAMAGE TO THE AIRCRAFT AND/OR EQUIPMENT.

WARNING: BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.

WARNING: MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROLS SURFACES ARE CLEAR. MOVEMENT OF FLIGHT CONTROLS CAN CAUSE INJURY TO PERSONS AND/OR DAMAGE TO EQUIPMENT.

ZONE: 510
ZONE: 610

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	AR	ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE
No specific	AR	SAFETY BARRIER(S)
No specific	AR	WARNING NOTICE(S)
No specific	AR	WRENCH - PNEUMATIC
No specific	Torque wrench: range to between 4.8 and 2.0 m.daN (35.40 and 14.75 lbf.ft )
No specific	Torque wrench: range to between 7.6 and 2.0 m.daN (56.05 and 14.75 lbf.ft )
98D27804001000	1	ADAPTOR-DRIVE, SLAT (AND FLAP)
98D27804009001	1	SLATS - SLING
98D27804011000	1	BAR-TURNING
98D27804020001	1	BLOCK-SLAT GAPPING
98F27508498000	AR	HOIST-R I,FLAP SLAT

B. Consumable Materials

REFERENCE	DESIGNATION
(Material No.06AAB1)	Polysulfide Sealant-General Purpose Fillet -
(Material No.06ABA1)	Polysulfide Sealant-Fuel Tank Brushable -
(Material No.06LDG2)	Non Hardening Jointing Putty-High Temp. Area - Structure
(Material No.08BAA9)	Non Aqueous Cleaner-General - -
(Material No.14QFB1)	Wire-Locking Dia: 0.8 mm CRES Nickel Alloy -
(Material No.14SBA1)	Textile-Lint free Cotton -

C. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
510	LEFT WING SLATS
610	RIGHT WING SLATS
522NB, 622NB

D. Expendable Parts

FIG.ITEM	DESIGNATION	IPC-CSN
5	COTTER PINS	AIPC 27-84-61-01-010
4	COTTER PINS	AIPC 27-84-61-02-010
5	COTTER PINS	AIPC 27-84-61-02-010
5	COTTER PINS	AIPC 27-84-61-03-010
5	COTTER PINS	AIPC 27-84-61-04-010

E. Referenced Information

REFERENCE	DESIGNATION
TASK 20-28-00-912-802-A	Electrical Bonding - General Maintenance Procedure
TASK 24-41-00-861-002-A	Energize the Aircraft Electrical Circuits from the External Power
TASK 24-41-00-861-002-A-01	Energize the Aircraft Electrical Circuits from the APU
TASK 24-41-00-861-002-A-02	Energize the Aircraft Electrical Circuits from Engine 1(2)
TASK 24-41-00-862-002-A	De-energize the Aircraft Electrical Circuits Supplied from the External Power
TASK 24-41-00-862-002-A-01	De-energize the Aircraft Electrical Circuits Supplied from the APU
TASK 24-41-00-862-002-A-02	De-energize the Aircraft Electrical Circuits Supplied from the Engine 1(2)
TASK 27-50-00-000-003-A	Removal of the Lock-Torque Shaft - Flaps and Slats (98D27504030001)
TASK 27-50-00-400-003-A	Installation of the Lock-Torque Shaft - Flaps and Slats (98D27504030001)
TASK 27-80-00-000-001-A	Removal of the Hoisting Sling
TASK 27-80-00-400-001-A	Installation of the Hoisting Sling
TASK 27-80-00-860-801-A	Readout of the Slat Position Pickoff Unit (PPU) Data
TASK 27-80-00-866-004-A	Extending the Slats on the Ground
TASK 27-84-00-710-001-A	Operational Test of the Slat System
TASK 27-84-45-000-004-A	Removal of the Torque Shafts 6010CM and 6060CM
TASK 27-84-45-400-005-A	Installation of the Torque Shafts 6010CM and 6060CM
TASK 27-84-69-000-001-A	Removal of the Closing Plates for the Slat Tracks 1 thru 12
TASK 27-84-69-400-001-A	Installation of the Closing Plates for the Slat Tracks 1 thru 12
TASK 57-41-37-000-006-A	Removal of the Access Panels
TASK 57-41-37-400-006-A	Installation of the Access Panels
Slat Rigging - Detail
Slat No. 1 - Location and General Configuration
Slat Attachment at the No. 1 and 2 Slat Tracks ** ON A/C NOT FOR ALL
Slat Attachment at the No. 3 and 4 Slat Tracks
Slat Attachment at the No. 1 and 2 Slat Tracks ** ON A/C NOT FOR ALL
Slat Rigging - Detail
Slat Attachment at the No. 3 and 4 Slat Tracks - Detail

3. Job Set-up
Subtask 27-84-63-941-053-A

A. Safety Precautions
(1) Make sure that the SAFETY BARRIER(S) are in position.
(2) Make sure that the WARNING NOTICE(S) are in the cockpit to tell persons not to operate the slat controls.

Subtask 27-84-63-860-051-A ** ON A/C NOT FOR ALL

B. Aircraft Maintenance Configuration
(1) Make sure that the ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE is below the applicable zone 510(610).
(2) Make sure that the applicable access panel has been removed (Ref. AMM TASK 57-41-37-000-006):

For the left wing, panel 522NB
For the right wing, panel 622NB.

(3) Make sure that the slats are fully extended (Ref. AMM TASK 27-80-00-866-004).
(4) Make sure that the 98D27803000000 LOCKING TOOL-FLAP SLAT LEVER,INT. POSITION is installed on the flap/slat control lever on panel 114VU.
(5) Make sure that the slat track closing plates (9) and (35) (Ref. AMM TASK 27-84-69-000-001) are removed.
(6) Make sure that the applicable torque shaft has been removed (Ref. AMM TASK 27-84-45-000-004).
(7) Make sure that the 98D27804001000 ADAPTOR-DRIVE, SLAT (AND FLAP) is installed on the applicable bevel gearbox.
(8) Make sure that the 98D27504030001 LOCK-TORQUE SHAFT (FLAPS AND SLATS) WITH CLAMP-PIVOT is installed outboard of the removed torque shaft (Ref. AMM TASK 27-50-00-400-003).

Subtask 27-84-63-860-051-B ** ON A/C NOT FOR ALL

B. Aircraft Maintenance Configuration
(1) Make sure that the ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE is below the applicable zone 510(610):
(2) Make sure that the applicable access panel has been removed (Ref. AMM TASK 57-41-37-000-006):

For the left wing, panel 522NB
For the right wing, panel 622NB.

(3) Make sure that the slats are fully extended (Ref. AMM TASK 27-80-00-866-004).
(4) Make sure that the 98D27803000000 LOCKING TOOL-FLAP SLAT LEVER,INT. POSITION is installed on the flap/slat control lever on panel 114VU.
(5) For the No. 1 slat track:
(a) Make sure that the slat track closing plate (9) (Ref. AMM TASK 27-84-69-000-001) is removed.
(6) For the No. 2 slat track:
(a) Make sure that the slat track closing plate (8) (Ref. AMM TASK 27-84-69-000-001) is removed.
(7) For the No. 3 and 4 slat tracks:
(a) Make sure that the slat track closing plate (35) (Ref. AMM TASK 27-84-69-000-001) is removed.
(8) Make sure that the applicable torque shaft has been removed (Ref. AMM TASK 27-84-45-000-004).
(9) Make sure that the 98D27804001000 ADAPTOR-DRIVE, SLAT (AND FLAP) is installed on the applicable bevel gearbox.
(10) Make sure that the 98D27504030001 LOCK-TORQUE SHAFT (FLAPS AND SLATS) WITH CLAMP-PIVOT is installed outboard of the removed torque shaft (Ref. AMM TASK 27-50-00-400-003).

4. Procedure
Subtask 27-84-63-420-051-A ** ON A/C NOT FOR ALL

A. Preparation for Installation

Slat Rigging - Detail ** ON A/C NOT FOR ALL

Slat No. 1 - Location and General Configuration ** ON A/C NOT FOR ALL

Slat Attachment at the No. 1 and 2 Slat Tracks ** ON A/C NOT FOR ALL

Slat Attachment at the No. 3 and 4 Slat Tracks ** ON A/C NOT FOR ALL

WARNING: BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.

(1) Clean the component interface and/or the adjacent area with Textile-Lint free Cotton - (Material No.14SBA1) made moist with Non Aqueous Cleaner-General - - (Material No.08BAA9) .
(2) Clean the recess area of bolts using solvent and air dry.
(3) Apply the Non Hardening Jointing Putty-High Temp. Area - Structure (Material No.06LDG2) to the recess area of the bolts (51) and (54).
(4) Do an inspection of the component interfaces and the adjacent area.
(5) Install the 98D27804009001 SLATS - SLING (Ref. AMM TASK 27-80-00-400-001) or the 98F27508498000 HOIST-R I,FLAP SLAT.
(6) Loosen the bolts (51) and (54) and push the seals (52) and (55) into the slat to the limit of their adjustment.

NOTE: This will give a clearance between the seals (52) and (55) and the wing structure during the slat rigging procedure.

(7) Tighten the bolts (51) and (54) with your hand.
(8) At the No. 1, 2, 3 and 4 slat tracks remove:

The nuts (14) and (40)
The locking plates (13) and (38).

Subtask 27-84-63-420-052-C ** ON A/C NOT FOR ALL

B. Installation of the No. 1 Slat

Slat No. 1 - Location and General Configuration ** ON A/C NOT FOR ALL

Slat Attachment at the No. 1 and 2 Slat Tracks ** ON A/C NOT FOR ALL

Slat Attachment at the No. 3 and 4 Slat Tracks ** ON A/C NOT FOR ALL

(1) Lift the slat into position.
(2) At the No. 1, 2, 3 and 4 slat tracks:
(a) Clean the recess area of bolts using solvent and air dry.
(b) Apply the Non Hardening Jointing Putty-High Temp. Area - Structure (Material No.06LDG2) to the recess of the bolts (16), (17), (19) and (41).
(c) Install the bush (34) and attach the slat to the slat tracks and the slat tracks links with:

The bolts (16), (17), (39) and (41)
The washers (3), (7), (30) and (33)
The nuts (4), (6), (31) and (32).

NOTE: If necessary, turn the eccentric bushes (10) and (36) to help install the bolts (16), (17), (39) and (41).

(d) TORQUE the nuts (4), (6), (18) and (20) to between 4.8 and 2.0 m.daN (35.40 and 14.75 lbf.ft )

.
(e) TORQUE the nuts (31) and (32) to between 7.6 and 2.0 m.daN (56.05 and 14.75 lbf.ft )

.
(f) Make sure that the head of the bolt shoulder (39), the lower surface of the nut (32) and the washer (33) are in contact with the surface of the track rib, the washer (33) and the sliding bush (34).
(g) Measure the dimension L and make sure this dimension is less than 0.08 mm (0.0031 in.).

Slat Attachment at the No. 3 and 4 Slat Tracks - Detail ** ON A/C NOT FOR ALL

NOTE: Make sure that you measure the correct dimension L between the washer (33) and the sliding bush (34). Do not measure between the washer (33) and the shouldered bush (35).

(h) Safety the nuts (4), (6), (18), (20), (31) and (32) with the new AIPC 27-84-61-01-010 COTTER PINS (5) at the No. 1 slat track, AIPC 27-84-61-02-010 COTTER PINS (5) at the No. 2 slat track, AIPC 27-84-61-03-010 COTTER PINS (5) at the No. 3 slat track and AIPC 27-84-61-04-010 COTTER PINS (5) at the No. 4 slat track.

Slat Rigging - Detail ** ON A/C NOT FOR ALL

(i) Do not torque or safety the nuts (19) and (42).
(3) Remove the 98D27804009001 SLATS - SLING (Ref. AMM TASK 27-80-00-000-001) or the 98F27508498000 HOIST-R I,FLAP SLAT.
(4) You must adjust the upper trailing-edge of the slat to its maximum height, related to the fixed leading-edge. To adjust the height, turn the eccentric bushes (10) and (36) at the No. 1, 2, 3 and 4 slat tracks.

Subtask 27-84-63-820-055-B ** ON A/C NOT FOR ALL

C. Adjustment of the Slat

Slat No. 1 - Location and General Configuration ** ON A/C NOT FOR ALL

Slat Attachment at the No. 1 and 2 Slat Tracks ** ON A/C NOT FOR ALL

Slat Attachment at the No. 3 and 4 Slat Tracks ** ON A/C NOT FOR ALL

Slat Rigging - Detail ** ON A/C NOT FOR ALL

(1) Install the 98D27804020001 BLOCK-SLAT GAPPING at the No. 9 slat track.
(2) Remove the 98D27504030001 LOCK-TORQUE SHAFT (FLAPS AND SLATS) WITH CLAMP-PIVOT, installed outboard of the removed torque shaft (Ref. AMM TASK 27-50-00-000-003). [6010CM] or [6060CM]
(3) Use the 98D27804001000 ADAPTOR-DRIVE, SLAT (AND FLAP) to retract the slats until they are approximately 50.8 mm (2.000 in.) +/- 6.35 mm (0.250 in.) from the 98D27804020001 BLOCK-SLAT GAPPING.
(4) Use the 98D27804011000 BAR-TURNING to slowly retract the slats until the 98D27804020001 BLOCK-SLAT GAPPING touches the bottom roller at the No. 9 slat track.
(5) Install the 98D27504030001 LOCK-TORQUE SHAFT (FLAPS AND SLATS) WITH CLAMP-PIVOT outboard of the removed torque shaft (Ref. AMM TASK 27-50-00-400-003). [6010CM] or [6060CM]
(6) Adjust the eccentric bushes (10) and (36) at the No. 1, 2, 3 and 4 slat tracks to get dimension J. Refer to the table that follows.

NOTE: Measure dimension J above the applicable slat track.

TRACK NO.	DIMENSION J	MAXIMUM ADJUSTMENT BECAUSE OF LOCKING PLATE INSTALLATION
1	4.75 mm (0.187 in.)	+ 0.25 mm (0.01 in.) - 0.25 mm (0.01 in.)
2	5.00 mm (0.196 in.)	+ 0.25 mm (0.01 in.) - 0.25 mm (0.01 in.)
3	6.50 mm (0.255 in.)	+ 0.25 mm (0.01 in.) - 0.25 mm (0.01 in.)
4	7.00 mm (0.275 in.)	+ 0.25 mm (0.01 in.) - 0.25 mm (0.01 in.)

(7) Install the locking plates (13) and (38) and the nuts (14) and (40).
(8) TORQUE the nuts (19) and (42) to between 4.8 and 2.0 m.daN (35.40 and 14.75 lbf.ft )

.
(9) Safety the nuts (19) and (42) with the new AIPC 27-84-61-01-010 COTTER PINS (5), at the No. 1 slat track, AIPC 27-84-61-02-010 COTTER PINS (5) at the No. 2 slat track, AIPC 27-84-61-03-010 COTTER PINS (5) at the No. 3 slat track and AIPC 27-84-61-04-010 COTTER PINS (5) at the No. 4 slat track.
(10) Remove the 98D27504030001 LOCK-TORQUE SHAFT (FLAPS AND SLATS) WITH CLAMP-PIVOT, installed outboard of the removed torque shaft (Ref. AMM TASK 27-50-00-000-003). [6010CM] or [6060CM]
(11) Extend the slats.

WARNING: MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROLS SURFACES ARE CLEAR. MOVEMENT OF FLIGHT CONTROLS CAN CAUSE INJURY TO PERSONS AND/OR DAMAGE TO EQUIPMENT.

(a) Use the WRENCH - PNEUMATIC and the 98D27804001000 ADAPTOR-DRIVE, SLAT (AND FLAP) to fully extend the slats.
(12) Install the 98D27504030001 LOCK-TORQUE SHAFT (FLAPS AND SLATS) WITH CLAMP-PIVOT outboard of the removed torque shaft (Ref. AMM TASK 27-50-00-400-003). [6010CM] or [6060CM]
(13) Apply special materials:

WARNING: BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.

(a) Apply Polysulfide Sealant-Fuel Tank Brushable - (Material No.06ABA1) to:

The nuts (4), (6), (18), (19), (20), (31), (32) and (42)
The bolt heads (11), (12), (15), (16), (17) and (37)
The locking plates (13) and (38).

(14) Remove the 98D27804020001 BLOCK-SLAT GAPPING from the No. 9 slat track.
(15) Install and adjust the closing plates (9) and (35) (Ref. AMM TASK 27-84-69-400-001).

Subtask 27-84-63-420-051-B ** ON A/C NOT FOR ALL

D. Preparation for Installation

Slat Rigging - Detail ** ON A/C NOT FOR ALL

Slat No. 1 - Location and General Configuration ** ON A/C NOT FOR ALL

Slat Attachment at the No. 1 and 2 Slat Tracks ** ON A/C NOT FOR ALL

Slat Attachment at the No. 3 and 4 Slat Tracks ** ON A/C NOT FOR ALL

WARNING: BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.

NOTE: This will give a clearance between the seals (52) and (55) and the wing structure during the slat rigging procedure.

(7) Tighten the bolts (51) and (54) with your hand.
(8) At the No. 1 slat track remove:

The nut (14)
The locking plate (13).

(9) At the No. 2 slat track remove:

The nut (13)
The locking plate (12).

(10) At the No. 3 and 4 slat tracks remove:

The nut (40)
The locking plate (38).

Subtask 27-84-63-420-052-B ** ON A/C NOT FOR ALL

E. Installation of the No. 1 Slat

Slat No. 1 - Location and General Configuration ** ON A/C NOT FOR ALL

Slat Attachment at the No. 1 and 2 Slat Tracks ** ON A/C NOT FOR ALL

Slat Attachment at the No. 3 and 4 Slat Tracks ** ON A/C NOT FOR ALL

(1) Lift the slat into position.
(2) At the No. 1 slat track:
(a) Clean the recess area of bolts using solvent and air dry.
(b) Apply the Non Hardening Jointing Putty-High Temp. Area - Structure (Material No.06LDG2) to the recess area of the bolts (16) and (17).
(c) Attach the slat to the slat tracks and the slat tracks links with:

The bolts (16) and (17)
The washers (3) and (7)
The nuts (4) and (6).

NOTE: If necessary, turn the eccentric bush (10) to help install the bolts (16) and (17).

(d) TORQUE the nuts (4), (6), (18) and (20) to between 4.8 and 2.0 m.daN (35.40 and 14.75 lbf.ft )

.
(e) Safety the nuts (4), (6), (18) and (20) with the new AIPC 27-84-61-01-010 COTTER PINS (5).

Slat Rigging - Detail ** ON A/C NOT FOR ALL

(f) Do not torque or safety the nut (19).
(3) At the No. 2 slat track:
(a) Attach the slat to the slat tracks and the slat tracks links with:

The bolts (15) and (16)
The washers (2) and (6)
The nuts (3) and (5).

NOTE: If necessary, turn the eccentric bushes (9) to help install the bolts (15) and (16).

(b) TORQUE the nuts (3), (5), (17) and (19) to between 4.8 and 2.0 m.daN (35.40 and 14.75 lbf.ft )

.
(c) Safety the nuts (3), (5), (17) and (19) with the new AIPC 27-84-61-02-010 COTTER PINS (4).

Slat Rigging - Detail ** ON A/C NOT FOR ALL

(d) Do not torque or safety the nut (18).
(4) At the No. 3 and 4 slat tracks:

CAUTION: MAKE SURE THAT THE APPLICABLE TYPE OF SLAT TRACK LINKS IS INSTALLED (ON TRACKS 1 AND 2) WHEN YOU REPLACE THE SLAT.

(a) Install the bush (34) and attach the slat to the slat tracks and the slat tracks links with:

The bolts (39) and (41)
The washers (30) and (33)
The nuts (31) and (32).

NOTE: If necessary, turn the eccentric bushes (36) to help install the bolts (39) and (41).

(b) TORQUE the nuts (31) and (32) to between 7.6 and 2.0 m.daN (56.05 and 14.75 lbf.ft )

.
(c) Make sure that the head of the bolt shoulder (39), the lower surface of the nut (32) and the washer (33) are in contact with the surface of the track rib, the washer (33) and the sliding bush (34).
(d) Measure the dimension L and make sure this dimension is less than 0.08 mm (0.0031 in.).

Slat Attachment at the No. 3 and 4 Slat Tracks - Detail ** ON A/C NOT FOR ALL

NOTE: Make sure that you measure the correct dimension L between the washer (33) and the sliding bush (34). Do not measure between the washer (33) and the shouldered bush (35).

(e) Safety the nuts (31) and (32) with the new AIPC 27-84-61-03-010 COTTER PINS (5) at the No. 3 slat track and AIPC 27-84-61-04-010 COTTER PINS (5) at the N0. 4 slat track.

Slat Rigging - Detail ** ON A/C NOT FOR ALL

(f) Do not torque or safety the nut (42).
(5) Remove the 98D27804009001 SLATS - SLING (Ref. AMM TASK 27-80-00-000-001) or the 98F27508498000 HOIST-R I,FLAP SLAT.
(6) You must adjust the upper trailing-edge of the slat to its maximum height, related to the fixed leading-edge. To adjust the height, turn the eccentric bushes (9), (10) and (36) at the No. 1, 2, 3 and 4 slat tracks.

Subtask 27-84-63-820-055-C ** ON A/C NOT FOR ALL

F. Adjustment of the Slat

Slat No. 1 - Location and General Configuration ** ON A/C NOT FOR ALL

Slat Attachment at the No. 1 and 2 Slat Tracks ** ON A/C NOT FOR ALL

Slat Attachment at the No. 3 and 4 Slat Tracks ** ON A/C NOT FOR ALL

Slat Rigging - Detail ** ON A/C NOT FOR ALL

(1) At the No. 1, 3 and 4 slat tracks:
(a) Install the 98D27804020001 BLOCK-SLAT GAPPING at the No. 9 slat track.
(b) Remove the 98D27504030001 LOCK-TORQUE SHAFT (FLAPS AND SLATS) WITH CLAMP-PIVOT, installed outboard of the removed torque shaft (Ref. AMM TASK 27-50-00-000-003). [6010CM] or [6060CM]
(c) Use the 98D27804001000 ADAPTOR-DRIVE, SLAT (AND FLAP) to retract the slats until they are approximately 50.8 mm (2.000 in.) +/- 6.35 mm (0.250 in.) from the 98D27804020001 BLOCK-SLAT GAPPING.
(d) Use the 98D27804011000 BAR-TURNING to slowly retract the slats until the 98D27804020001 BLOCK-SLAT GAPPING touches the bottom roller at the No. 9 slat track.
(e) Install the 98D27504030001 LOCK-TORQUE SHAFT (FLAPS AND SLATS) WITH CLAMP-PIVOT outboard of the removed torque shaft (Ref. AMM TASK 27-50-00-400-003). [6010CM] or [6060CM]
1 Adjust the eccentric bushes (10) and (36) to get dimension J. Refer to the table that follows.

NOTE: Measure dimension J above the applicable slat track.

TRACK NO.	DIMENSION J	MAXIMUM ADJUSTMENT BECAUSE OF LOCKING PLATE INSTALLATION
1	4.75 mm (0.187 in.)	+ 0.25 mm (0.01 in.) - 0.25 mm (0.01 in.)
3	6.50 mm (0.255 in.)	+ 0.25 mm (0.01 in.) - 0.25 mm (0.01 in.)
4	7.00 mm (0.275 in.)	+ 0.25 mm (0.01 in.) - 0.25 mm (0.01 in.)

2 Install the locking plates (13) and (38) and the nuts (14) and (40).
3 TORQUE the nuts (19) and (42) to between 4.8 and 2.0 m.daN (35.40 and 14.75 lbf.ft )

.
4 Safety the nuts (19) and (42) with the new AIPC 27-84-61-01-010 COTTER PINS (5) at the No. 1 slat track, AIPC 27-84-61-03-010 COTTER PINS (5) at the No. 3 slat track and AIPC 27-84-61-04-010 COTTER PINS (5) at the No. 4 slat track.
5 Remove the 98D27504030001 LOCK-TORQUE SHAFT (FLAPS AND SLATS) WITH CLAMP-PIVOT, installed outboard of the removed torque shaft (Ref. AMM TASK 27-50-00-000-003). [6010CM] or [6060CM]
6 Extend the slats:

WARNING: MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROLS SURFACES ARE CLEAR. MOVEMENT OF FLIGHT CONTROLS CAN CAUSE INJURY TO PERSONS AND/OR DAMAGE TO EQUIPMENT.

a Use the WRENCH - PNEUMATIC and the 98D27804001000 ADAPTOR-DRIVE, SLAT (AND FLAP) to fully extend the slats.
7 Install the 98D27504030001 LOCK-TORQUE SHAFT (FLAPS AND SLATS) WITH CLAMP-PIVOT outboard of the removed torque shaft (Ref. AMM TASK 27-50-00-400-003). [6010CM] or [6060CM]
8 Apply special materials:

WARNING: BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.

a Apply Polysulfide Sealant-Fuel Tank Brushable - (Material No.06ABA1) to:

The nuts (4), (6), (18), (19), (20), (31), (32) and (42)
The bolt heads (11), (12), (15), (16), (17) and (37)
The locking plates (13) and (38).

9 Remove the 98D27804020001 BLOCK-SLAT GAPPING from the No. 9 slat track.
10 Install and adjust the closing plates (9) and (35) (Ref. AMM TASK 27-84-69-400-001).
(2) At the No. 2 slat track:
(a) Install the 98D27804020001 BLOCK-SLAT GAPPING at the No. 9 slat track.
(b) Remove the 98D27504030001 LOCK-TORQUE SHAFT (FLAPS AND SLATS) WITH CLAMP-PIVOT, installed outboard of the removed torque shaft (Ref. AMM TASK 27-50-00-000-003). [6010CM] or [6060CM]
(c) Use the 98D27804001000 ADAPTOR-DRIVE, SLAT (AND FLAP) to retract the slats until they are approximately 50.8 mm (2.000 in.) +/- 6.35 mm (0.250 in.) from the 98D27804020001 BLOCK-SLAT GAPPING.
(d) Use the 98D27804011000 BAR-TURNING to slowly retract the slats until the 98D27804020001 BLOCK-SLAT GAPPING touches the bottom roller at the No. 9 slat track.
(e) Install the 98D27504030001 LOCK-TORQUE SHAFT (FLAPS AND SLATS) WITH CLAMP-PIVOT outboard of the removed torque shaft (Ref. AMM TASK 27-50-00-400-003). [6010CM] or [6060CM]
1 Adjust the eccentric bush (9) to get dimension J. Refer to the table that follows.

NOTE: Measure dimension J above the applicable slat track.

TRACK NO.	DIMENSION J	MAXIMUM ADJUSTMENT BECAUSE OF LOCKING PLATE INSTALLATION
2	5.00 mm (0.196 in.)	+ 0.25 mm (0.01 in.) - 0.25 mm (0.01 in.)

2 Install the locking plate (12) and the nut (13).
3 TORQUE the nut (18) to between 4.8 and 2.0 m.daN (35.40 and 14.75 lbf.ft )

.
4 Safety the nut (18) with the new AIPC 27-84-61-02-010 COTTER PINS (4) at the No. 2 slat track.
5 Remove the 98D27504030001 LOCK-TORQUE SHAFT (FLAPS AND SLATS) WITH CLAMP-PIVOT, installed outboard of the removed torque shaft (Ref. AMM TASK 27-50-00-000-003). [6010CM] or [6060CM]
6 Extend the slats:

WARNING: MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROLS SURFACES ARE CLEAR. MOVEMENT OF FLIGHT CONTROLS CAN CAUSE INJURY TO PERSONS AND/OR DAMAGE TO EQUIPMENT.

WARNING: BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.

a Apply Polysulfide Sealant-Fuel Tank Brushable - (Material No.06ABA1) to:

The nuts (3), (5), (17), (18) and (19)
The bolt heads (10), (11), (14), (15) and (16)
The locking plate (12).

9 Remove the 98D27804020001 BLOCK-SLAT GAPPING from the No. 9 slat track.
10 Install and adjust the closing plate (8) (Ref. AMM TASK 27-84-69-400-001).

Subtask 27-84-63-820-059-B

G. Adjustment of the Seals after Installation of a New Slat

Slat Rigging - Detail

(1) Remove the screws (51) and (54), the washers (53), the support assembly (56) and the seals (52) and (55).

WARNING: BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.

(2) Apply a layer of Polysulfide Sealant-General Purpose Fillet - (Material No.06AAB1) to the screws (51) and (54).
(3) While the sealant is still wet, install the seals (52) and (55) and the support assemblies (53) and (56) with the screws (51) and (54) and the washers (53). Tighten the screws (51) and (54) by hand.
(4) Adjust the seal (52) to touch the wing root over its full length.
(5) Adjust the seal (55) until the Dim S is 2 mm (0.0787 in.) +/- 0.5 mm (0.0197 in.) over its full length.
(6) Remove the 98D27504030001 LOCK-TORQUE SHAFT (FLAPS AND SLATS) WITH CLAMP-PIVOT, installed outboard of the removed torque shaft (Ref. AMM TASK 27-50-00-000-003). [6010CM] or [6060CM]
(7) Use the pneumatic wrench and the 98D27804001000 ADAPTOR-DRIVE, SLAT (AND FLAP) to slowly manually retract the slats to the zero position.
(8) Install the 98D27504030001 LOCK-TORQUE SHAFT (FLAPS AND SLATS) WITH CLAMP-PIVOT, outboard of the removed torque shaft (Ref. AMM TASK 27-50-00-400-003). [6010CM] or [6060CM]
(9) Make sure that the seal (52) touches the wing root over its full length.
(10) Make sure that there is still a clearance between the seal (55) and the pylon structure over its full length.
(11) If the position of the seal(s) (52) and/or (55) is not correct, do the adjustment procedure again.
(12) When the adjustment is correct, remove the 98D27504030001 LOCK-TORQUE SHAFT (FLAPS AND SLATS) WITH CLAMP-PIVOT, installed outboard of the removed torque shaft (Ref. AMM TASK 27-50-00-000-003). [6010CM] or [6060CM]
(13) Extend the slats:

WARNING: MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROLS SURFACES ARE CLEAR. MOVEMENT OF FLIGHT CONTROLS CAN CAUSE INJURY TO PERSONS AND/OR DAMAGE TO EQUIPMENT.

(a) Use the pneumatic wrench and the 98D27804001000 ADAPTOR-DRIVE, SLAT (AND FLAP) to manually extend the slats to the fully extended position.
(14) Install the 98D27504030001 LOCK-TORQUE SHAFT (FLAPS AND SLATS) WITH CLAMP-PIVOT outboard of the removed torque shaft (Ref. AMM TASK 27-50-00-400-003). [6010CM] or [6060CM]
(15) Fully tighten the screws (51) and (54).

Subtask 27-84-63-420-053-A ** ON A/C NOT FOR ALL

H. Connection of the Slat-To-Track Bonding Strap

Slat Attachment at the No. 1 and 2 Slat Tracks ** ON A/C NOT FOR ALL

(1) Attach the bonding strap (2) with the bolt (8) and the nut (1) (Ref. AMM TASK 20-28-00-912-802).

WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.

(2) Safety the bolts (8) with 14QFB1Wire-Locking Dia: 0.8 mm CRES Nickel Alloy -.

Subtask 27-84-63-420-053-B ** ON A/C NOT FOR ALL

H. Connection of the Slat-To-Track Bonding Strap (Track 1)

Slat Attachment at the No. 1 and 2 Slat Tracks ** ON A/C NOT FOR ALL

(1) Attach the bonding strap (2) with the bolt (8) and the nut (1) (Ref. AMM TASK 20-28-00-912-802).

Subtask 27-84-63-860-052-A

I. Aircraft Maintenance Configuration

WARNING: MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROLS SURFACES ARE CLEAR. MOVEMENT OF FLIGHT CONTROLS CAN CAUSE INJURY TO PERSONS AND/OR DAMAGE TO EQUIPMENT.

(1) Use the pneumatic wrench and the 98D27804001000 ADAPTOR-DRIVE, SLAT (AND FLAP) to manually retract the slats to the zero position.
(2) Energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-861-002).
(3) Do the readout and check of the PPU data (Ref. AMM TASK 27-80-00-860-801).
(4) If the PPU data are not in the limits:

WARNING: MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROLS SURFACES ARE CLEAR. MOVEMENT OF FLIGHT CONTROLS CAN CAUSE INJURY TO PERSONS AND/OR DAMAGE TO EQUIPMENT.

(a) Use the WRENCH - PNEUMATIC and 98D27804001000 ADAPTOR-DRIVE, SLAT (AND FLAP) to move the slat drive shaft until the PPU data shows the specified values.
(b) After the correct adjustment: Make sure that the slat transmission system in the fully retracted position.
(5) De-energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-862-002).

Subtask 27-84-63-410-053-A

J. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Remove the 98D27804001000 ADAPTOR-DRIVE, SLAT (AND FLAP) and the WRENCH - PNEUMATIC from the slat drive shaft.
(3) Remove the 98D27504030001 LOCK-TORQUE SHAFT (FLAPS AND SLATS) WITH CLAMP-PIVOT, installed outboard of the removed torque shaft (Ref. AMM TASK 27-50-00-000-003): [6010CM] or [6060CM]
(4) Install the applicable torque shaft (Ref. AMM TASK 27-84-45-400-005):

For the left wing, install [6010CM]
For the right wing, install [6060CM]

(5) Install the applicable access panel (Ref. AMM TASK 57-41-37-400-006):

For the left wing, install 522NB
For the right wing, install 622NB.

(6) Remove the access platform(s).

Subtask 27-84-63-710-051-A

K. Test
(1) The operational test of the slat system (Ref. AMM TASK 27-84-00-710-001), was done during the installation of the torque shaft: [6010CM] or [6060CM]

5. Close-up
Subtask 27-84-63-942-053-A

A. Removal of Equipment
(1) Remove the safety barriers.
(2) Remove the 98D27803000000 LOCKING TOOL-FLAP SLAT LEVER,INT. POSITION from the slat/flap control lever on panel 114VU.
(3) Remove the WARNING NOTICE(S).
(4) Remove the ground support and maintenance equipment, the special and standard tools and all other items.

[Rev.10 from 2021] 2026.03.31 23:58:06 UTC